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Mettler Toledo® 51340332 pH Sensor LE 420

Digital Scales
Glass pH electrode with movable PTFE-sleeve junction for demanding, “dirty” samples such as waste water, emulsions (e.g. milk), oily samples; refillable electrolyte Movable sleeve-junction that can be easily and thoroughly cleaned and allows for a simple exchange of the reference electrolyte. more ...
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Mettler Toledo®  51340332 pH Sensor LE 420

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Mettler Toledo® 51340332 pH Sensor LE 420
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(48 US States Only)

Price: $249.92


Available to Ship


Optional Accessories
Mettler Toledo® 30111134 Techn. Buffer pH 2.00 sachets 30x20mL Mettler Toledo® 30111134 Techn. Buffer pH 2.00 sachets 30x20mL , $114.40
Mettler Toledo 51350104 Regeneration solution (25mL) Mettler Toledo 51350104 Regeneration solution (25mL) , $34.68
Mettler Toledo 51350100 Cleaning solution Pepsin-HCl  (250mL) Mettler Toledo 51350100 Cleaning solution Pepsin-HCl (250mL) , $34.68
Mettler Toledo 30111142 InLab Storage Solution Mettler Toledo 30111142 InLab Storage Solution , $37.76
Mettler Toledo 51302068 Rainbow I Buffer pH 4.01/7.00/9.21 sachets (3 x 10 sachets 20 mL) Mettler Toledo 51302068 Rainbow I Buffer pH 4.01/7.00/9.21 sachets (3 x 10 sachets 20 mL) , $95.00
Mettler Toledo 51302070 Techn. Buffer pH 9.21 sachets 30x20mL Mettler Toledo 51302070 Techn. Buffer pH 9.21 sachets 30x20mL , $95.00
Mettler Toledo® 51350102 Cleaning solution Thiourea, 250mL Mettler Toledo® 51350102 Cleaning solution Thiourea, 250mL , $34.68
Mettler Toledo® 30111139 NIST / DIN Buffer Solution pH 10.012, Sachets 30 x 20 mL Mettler Toledo® 30111139 NIST / DIN Buffer Solution pH 10.012, Sachets 30 x 20 mL , $203.28
Mettler Toledo® 30111137 NIST / DIN Buffer Solution pH 6.865, Sachets 30 x 20 mL Mettler Toledo® 30111137 NIST / DIN Buffer Solution pH 6.865, Sachets 30 x 20 mL , $162.80
Mettler Toledo® 30111136 NIST / DIN Buffer Solution pH 4.006, Sachets 30 x 20 mL Mettler Toledo® 30111136 NIST / DIN Buffer Solution pH 4.006, Sachets 30 x 20 mL , $162.80
Mettler Toledo® 51302080 Rainbow II  - 3 x 10 sachets 20 mL Mettler Toledo® 51302080 Rainbow II - 3 x 10 sachets 20 mL , $101.65
Mettler Toledo® 51302079 Techn. buffer pH 10.01 sachets 30x20mL Mettler Toledo® 51302079 Techn. buffer pH 10.01 sachets 30x20mL , $100.70
Mettler Toledo® 51302047 Techn. Buffer pH 7.00 sachets 30x20mL Mettler Toledo® 51302047 Techn. Buffer pH 7.00 sachets 30x20mL , $95.00
Mettler Toledo® 51302069 Techn. Buffer pH 4.01 sachets 30x20mL Mettler Toledo® 51302069 Techn. Buffer pH 4.01 sachets 30x20mL , $95.00

View Features

Mettler Toledo
SKU: 51340332

Features

LE Sensor - Affordable and Reliable
Glass pH electrode with movable PTFE-sleeve junction for demanding, “dirty” samples such as waste water, emulsions (e.g. milk), oily samples; refillable electrolyte

Easy to clean
Movable sleeve-junction that can be easily and thoroughly cleaned and allows for a simple exchange of the reference electrolyte.

Steady companions
With movable PTFE sleeve, Ag/AgCl reference system, 3mol/L KCl electrolyte, 120 mm glass shaft, diameter 12 mm, 1.0 m cable, BNC

The right sensor for every application
METTLER TOLEDO offers pH and other sensors for all kinds of applications. Find the best-suited sensor for your needs here: www.mt.com/electrode-guide


Weight: 4.00 lb
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Mettler Toledo InLab Easy BNC Electrode - pH 0 – 14 / 0 °C – 80 °C
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Mettler Toledo®  51340242 pH Sensor LE 438
® 51340242
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Mettler Toledo®  51340332 pH Sensor LE 420
® 51340332
pH Sensor LE 420

$249.92

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Mettler Toledo® InLab® Routine 51343031 Economy 3-in-1 Replaceable junction, refillable, ATC probe Electrode
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Economy 3-in-1 Replaceable junction
refillable
ATC probe Electrode

$332.64
Mettler Toledo® InLab® Routine 51343054 General Purpose 3-in-1 ATC probe (TRIS compatible) Electrode
® InLab® Routine 51343054
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$388.96
Mettler Toledo® InLab® Routine 51343070 4-in-1General Purpose 2-in-1 Movable glass sleeve Electrode
® InLab® Routine 51343070
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Mettler Toledo® InLab® Routine 51344055 4-in-1 General Purpose ATC Probe with Argenthal with ISM Electrode
® InLab® Routine 51344055
4-in-1 General Purpose ATC Probe with Argenthal with ISM Electrode

$462.00
Mettler Toledo® InLab® Routine 51344072 4-in-1 General Purpose ATC Probe with moveable glass sleeve and ATC Electrode
® InLab® Routine 51344072
4-in-1 General Purpose ATC Probe with moveable glass sleeve and ATC Electrode

$717.20

* within the 48 continental US States


Optional Accessories


Mettler Toledo® 30111134 Techn. Buffer pH 2.00 sachets 30x20mL
more info
Mettler Toledo® 30111134 Techn. Buffer pH 2.00 sachets 30x20mL
$114.40

Any pH measurement is only as accurate as the buffer solution used for calibration purposes. METTLER TOLEDO buffer solutions are traceable to primary standards and come with a quality inspection certificate, which guarantees the stated values and traceability.

Top sellers for the most common use

All METTLER TOLEDO calibration and cleaning solutions are available in handy bottles with no-fuss labels. If larger quantities are required, then our 6-packs are the right choice. Electrolytes come with special caps that make refilling your electrode a child’s play

Specialties for specific requirements
Using our sachets guarantees fresh solution for every calibration as well as maximum ease of use. Every sachet box comes with a printed certificate. Rely on METTLER TOLEDO’s expertise to meet your specific needs with our expanded offering.

Maximum traceability and compliance To guarantee maximum traceability, an individual test certificate exists for every calibration solution. Furthermore, compliance with regulations is key for us. All SDS and lables contain information according to GHS (Globally Harmonized System) in local language

Techn. Buffer pH 2.00 sachets 30x20mL
Reliable All-rounders.

High quality buffers
These solutions are traceable to the primary standards of reference materials selected by NIST.

Quality inspection certificate included
For record and archiving purposes, downloard your certificate at www.mt.com/buffer

SDS easily available
All Safety Data Sheets have been created in accordance with GHS (Globally Harmonized System). Download your SDS at www.mt.com/sds

Mettler Toledo 51350104 Regeneration solution (25mL)
more info
Mettler Toledo 51350104 Regeneration solution (25mL)
$34.68

Amazing solutions.

Quality inspection certificate included: For record and archiving purposes, downloard your certificate at www.mt.com/buffer

SDS easily available: All Safety Data Sheets have been created in accordance with GHS (Globally Harmonized System). Download your SDS at www.mt.com/sds

Optimal care: Keep your electrode ready with the right cleaning, storage and regeneration solution.

Certification No
Packaging type Bottle
Packaging size 25 mL
Parameter pH
Purpose maintenance
Mettler Toledo 51350100 Cleaning solution Pepsin-HCl  (250mL)
more info
Mettler Toledo 51350100 Cleaning solution Pepsin-HCl (250mL)
$34.68

Amazing solutions.

Quality inspection certificate included: For record and archiving purposes, downloard your certificate at www.mt.com/buffer

SDS easily available: All Safety Data Sheets have been created in accordance with GHS (Globally Harmonized System). Download your SDS at www.mt.com/sds

Optimal care: Keep your electrode ready with the right cleaning, storage and regeneration solution.

Certification No
Packaging type Bottle
Packaging size 250 mL
Parameter pH
Purpose maintenance
Mettler Toledo 30111142 InLab Storage Solution
more info
Mettler Toledo 30111142 InLab Storage Solution
$37.76

Amazing solutions.

SDS easily available: All Safety Data Sheets have been created in accordance with GHS (Globally Harmonized System). Download your SDS at www.mt.com/sds

Optimal care: Keep your electrode ready with the right cleaning, storage and regeneration solution.

Certification No
Packaging type Bottle
Packaging size 250 mL
Parameter pH
Purpose maintenance
Mettler Toledo 51302068 Rainbow I Buffer pH 4.01/7.00/9.21 sachets (3 x 10 sachets 20 mL)
more info
Mettler Toledo 51302068 Rainbow I Buffer pH 4.01/7.00/9.21 sachets (3 x 10 sachets 20 mL)
$95.00

Sachets for Effective Calibration.

Minimized Contamination Risks: Single-use sachets, filled under controlled conditions, guarantee a fresh and uncontaminated solution for every calibration

Ideal Shape for Easy Sensor Insertion The round and large opening of the sachets allows for easy sensor insertion and makes calibration a quick and simple task

Easy Sachet Dispensing: The box was designed to allow picking of one sachet at a time, single-handed and with no effort. It contains sachets for 30 calibrations

Value pH 4.01/7.00/9.21
Certification METTLER TOLEDO
Packaging type Single-Use Sachets
Packaging size 3x 10x 20 mL
Parameter pH
Purpose calibration/verification
Shelf-life 24 months
Uncertainty ±0.02 pH
Certificate of Analysis Available online on www.mt.com/buffers
Mettler Toledo 51302070 Techn. Buffer pH 9.21 sachets 30x20mL
more info
Mettler Toledo 51302070 Techn. Buffer pH 9.21 sachets 30x20mL
$95.00

Sachets for Effective Calibration.

Minimized Contamination Risks: Single-use sachets, filled under controlled conditions, guarantee a fresh and uncontaminated solution for every calibration

Ideal Shape for Easy Sensor Insertion The round and large opening of the sachets allows for easy sensor insertion and makes calibration a quick and simple task

Easy Sachet Dispensing: The box was designed to allow picking of one sachet at a time, single-handed and with no effort. It contains sachets for 30 calibrations

Value pH 9.21
Certification METTLER TOLEDO
Packaging type Single-Use Sachets
Packaging size 30x 20 mL
Parameter pH
Purpose calibration/verification
Shelf-life 24 months
Uncertainty ±0.02 pH
Certificate of Analysis Available online on www.mt.com/buffers
Mettler Toledo® 51350102 Cleaning solution Thiourea, 250mL
more info
Mettler Toledo® 51350102 Cleaning solution Thiourea, 250mL
$34.68

Maintenance Solutions

Maintenance Solutions for Peace of Mind

Maintenance solutions for peace of mind
METTLER TOLEDO offers all the necessary solutions for proper electrode maintenance. For an easy start the All-in-One kits offers an optimal selection of solutions for calibration and maintenance. Your electrode stays ready for whatever task is due.

Compliance with international regulations like GHS
Compliance with regulations is key for METTLER TOLEDO. All SDS and labels fulfil the requirements of GHS (Globally Harmonized System) and are available in local languages. Simply download any required document from METTLER TOLEDO online database

Cleaning solution Thiourea, 250mL
Amazing solutions.

Quality inspection certificate included For record and archiving purposes, downloard your certificate at www.mt.com/buffer

SDS easily available
All Safety Data Sheets have been created in accordance with GHS (Globally Harmonized System). Download your SDS at www.mt.com/sds

Optimal care
Keep your electrode ready with the right cleaning, storage and regeneration solution.

Mettler Toledo® 30111139 NIST / DIN Buffer Solution pH 10.012, Sachets 30 x 20 mL
more info
Mettler Toledo® 30111139 NIST / DIN Buffer Solution pH 10.012, Sachets 30 x 20 mL
$203.28

All METTLER TOLEDO calibration and cleaning solutions are available in handy bottles with no-fuss labels. If larger quantities are required then our 6 packs are the right choice. Electrolytes come with special caps that make refilling your electrode to a childs play.

Specialties for specific requirements
Using our sachets guarantees a fresh solution for every calibration as well as maximum ease of use. Each bag box comes with a printed certificate. Rely on METTLER TOLEDOs expertise to meet your specific needs with our expanded offering

Maximum traceability and compliance
To guarantee maximum traceability, an individual test certificate exists for each calibration solution. Furthermore, compliance with regulations is key to us. All SDS and Lables contain information according to GHS (Globally Harmonized System) in local languages. Simply download all required documents from our online database

Mettler Toledo® 30111137 NIST / DIN Buffer Solution pH 6.865, Sachets 30 x 20 mL
more info
Mettler Toledo® 30111137 NIST / DIN Buffer Solution pH 6.865, Sachets 30 x 20 mL
$162.80

All METTLER TOLEDO calibration and cleaning solutions are available in handy bottles with no-fuss labels. If larger quantities are required then our 6 packs are the right choice. Electrolytes come with special caps that make refilling your electrode to a childs play.

Specialties for specific requirements
Using our sachets guarantees a fresh solution for every calibration as well as maximum ease of use. Each bag box comes with a printed certificate. Rely on METTLER TOLEDOs expertise to meet your specific needs with our expanded offering

Maximum traceability and compliance
To guarantee maximum traceability, an individual test certificate exists for each calibration solution. Furthermore, compliance with regulations is key to us. All SDS and Lables contain information according to GHS (Globally Harmonized System) in local languages. Simply download all required documents from our online database

Mettler Toledo® 30111136 NIST / DIN Buffer Solution pH 4.006, Sachets 30 x 20 mL
more info
Mettler Toledo® 30111136 NIST / DIN Buffer Solution pH 4.006, Sachets 30 x 20 mL
$162.80

All METTLER TOLEDO calibration and cleaning solutions are available in handy bottles with no-fuss labels. If larger quantities are required then our 6 packs are the right choice. Electrolytes come with special caps that make refilling your electrode to a childs play.

Specialties for specific requirements
Using our sachets guarantees a fresh solution for every calibration as well as maximum ease of use. Each bag box comes with a printed certificate. Rely on METTLER TOLEDOs expertise to meet your specific needs with our expanded offering

Maximum traceability and compliance
To guarantee maximum traceability, an individual test certificate exists for each calibration solution. Furthermore, compliance with regulations is key to us. All SDS and Lables contain information according to GHS (Globally Harmonized System) in local languages. Simply download all required documents from our online database

Mettler Toledo® 51302080 Rainbow II  - 3 x 10 sachets 20 mL
more info
Mettler Toledo® 51302080 Rainbow II - 3 x 10 sachets 20 mL
$101.65

Any pH measurement is only as accurate as the buffer solution used for calibration purposes. METTLER TOLEDO buffer solutions are traceable to primary standards and come with a quality inspection certificate, which guarantees the stated values and traceability.

Top sellers for the most common use

All METTLER TOLEDO calibration and cleaning solutions are available in handy bottles with no-fuss labels. If larger quantities are required, then our 6-packs are the right choice. Electrolytes come with special caps that make refilling your electrode a child’s play

Specialties for specific requirements
Using our sachets guarantees fresh solution for every calibration as well as maximum ease of use. Every sachet box comes with a printed certificate. Rely on METTLER TOLEDO’s expertise to meet your specific needs with our expanded offering.

Maximum traceability and compliance To guarantee maximum traceability, an individual test certificate exists for every calibration solution. Furthermore, compliance with regulations is key for us. All SDS and lables contain information according to GHS (Globally Harmonized System) in local language

Techn. Buffer pH 7.00 sachets 30x20mL
Reliable All-rounders.

High quality buffers
These solutions are traceable to the primary standards of reference materials selected by NIST.

Quality inspection certificate included
For record and archiving purposes, downloard your certificate at www.mt.com/buffer

SDS easily available
All Safety Data Sheets have been created in accordance with GHS (Globally Harmonized System). Download your SDS at www.mt.com/sds

Mettler Toledo® 51302079 Techn. buffer pH 10.01 sachets 30x20mL
more info
Mettler Toledo® 51302079 Techn. buffer pH 10.01 sachets 30x20mL
$100.70

Any pH measurement is only as accurate as the buffer solution used for calibration purposes. METTLER TOLEDO buffer solutions are traceable to primary standards and come with a quality inspection certificate, which guarantees the stated values and traceability.

Top sellers for the most common use

All METTLER TOLEDO calibration and cleaning solutions are available in handy bottles with no-fuss labels. If larger quantities are required, then our 6-packs are the right choice. Electrolytes come with special caps that make refilling your electrode a child’s play

Specialties for specific requirements
Using our sachets guarantees fresh solution for every calibration as well as maximum ease of use. Every sachet box comes with a printed certificate. Rely on METTLER TOLEDO’s expertise to meet your specific needs with our expanded offering.

Maximum traceability and compliance To guarantee maximum traceability, an individual test certificate exists for every calibration solution. Furthermore, compliance with regulations is key for us. All SDS and lables contain information according to GHS (Globally Harmonized System) in local language

Techn. Buffer pH 7.00 sachets 30x20mL
Reliable All-rounders.

High quality buffers
These solutions are traceable to the primary standards of reference materials selected by NIST.

Quality inspection certificate included
For record and archiving purposes, downloard your certificate at www.mt.com/buffer

SDS easily available
All Safety Data Sheets have been created in accordance with GHS (Globally Harmonized System). Download your SDS at www.mt.com/sds

Mettler Toledo® 51302047 Techn. Buffer pH 7.00 sachets 30x20mL
more info
Mettler Toledo® 51302047 Techn. Buffer pH 7.00 sachets 30x20mL
$95.00

Any pH measurement is only as accurate as the buffer solution used for calibration purposes. METTLER TOLEDO buffer solutions are traceable to primary standards and come with a quality inspection certificate, which guarantees the stated values and traceability.

Top sellers for the most common use

All METTLER TOLEDO calibration and cleaning solutions are available in handy bottles with no-fuss labels. If larger quantities are required, then our 6-packs are the right choice. Electrolytes come with special caps that make refilling your electrode a child’s play

Specialties for specific requirements
Using our sachets guarantees fresh solution for every calibration as well as maximum ease of use. Every sachet box comes with a printed certificate. Rely on METTLER TOLEDO’s expertise to meet your specific needs with our expanded offering.

Maximum traceability and compliance To guarantee maximum traceability, an individual test certificate exists for every calibration solution. Furthermore, compliance with regulations is key for us. All SDS and lables contain information according to GHS (Globally Harmonized System) in local language

Techn. Buffer pH 7.00 sachets 30x20mL
Reliable All-rounders.

High quality buffers
These solutions are traceable to the primary standards of reference materials selected by NIST.

Quality inspection certificate included
For record and archiving purposes, downloard your certificate at www.mt.com/buffer

SDS easily available
All Safety Data Sheets have been created in accordance with GHS (Globally Harmonized System). Download your SDS at www.mt.com/sds

Mettler Toledo® 51302069 Techn. Buffer pH 4.01 sachets 30x20mL
more info
Mettler Toledo® 51302069 Techn. Buffer pH 4.01 sachets 30x20mL
$95.00

Any pH measurement is only as accurate as the buffer solution used for calibration purposes. METTLER TOLEDO buffer solutions are traceable to primary standards and come with a quality inspection certificate, which guarantees the stated values and traceability.

Top sellers for the most common use

All METTLER TOLEDO calibration and cleaning solutions are available in handy bottles with no-fuss labels. If larger quantities are required, then our 6-packs are the right choice. Electrolytes come with special caps that make refilling your electrode a child’s play

Specialties for specific requirements
Using our sachets guarantees fresh solution for every calibration as well as maximum ease of use. Every sachet box comes with a printed certificate. Rely on METTLER TOLEDO’s expertise to meet your specific needs with our expanded offering.

Maximum traceability and compliance To guarantee maximum traceability, an individual test certificate exists for every calibration solution. Furthermore, compliance with regulations is key for us. All SDS and lables contain information according to GHS (Globally Harmonized System) in local language

Techn. Buffer pH 4.01 sachets 30x20mL
Reliable All-rounders.

High quality buffers
These solutions are traceable to the primary standards of reference materials selected by NIST.

Quality inspection certificate included
For record and archiving purposes, downloard your certificate at www.mt.com/buffer

SDS easily available
All Safety Data Sheets have been created in accordance with GHS (Globally Harmonized System). Download your SDS at www.mt.com/sds

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